Koyo
FOR REFERENCE ONLY
  • Tapered roller bearings
  • Double-row
  • TDO type
>

Bearing No. 46T32310JR/71.5

Specifications
(Boundary dimensions ...etc)

d(mm)50
D(mm)110
T(mm)90
C(mm)71.5
r(min.)(mm)2
r1(min.)(mm)0.6
Basic load ratings : Cr(kN)378
Basic load ratings : C0r(kN)440
Fatigue load limit : Cu(kN)68.4
Limiting speeds(Grease lub.)(min-1)3000
Limiting speeds(Oil lub.)(min-1)4000
Constant e()0.35
Axial load factors : Y2()1.96
Axial load factors : Y3()2.91
Axial load factors : Y0()1.91

Mounting dimensions

da(min.)(mm)62
Da(min.)(mm)102
Sa(min.)(mm)9
ra(max.)(mm)2
rb(max.)(mm)0.6

Refer.

(Refer.)Mass(kg) 3.95
JTEKT

2025/06/01